Research context
Melanotan I & II
Names commonly used online for pigmentation-related products.
Also discussed as: MT1 · MT2 · Melanotan 2
THE RESEARCH QUESTION
What is being investigated?
Melanocortin biology includes pigmentation and other bodily effects. Similar names do not establish identical formulations or approvals.
EVIDENCE SNAPSHOT
Safety concerns; products differ
UK guidance treats injectable Melanotan products as medicines. A ‘research only’ label does not establish authorisation or safety for tanning.
LIMITS & SAFETY
What should you know?
Serious adverse events have been reported for Melanotan II.
FOLLOW THE EVIDENCE
Sources & further reading
- UK parliamentary answer: regulation of Melanotan (2025) ↗UK government
- FDA: safety information for bulk substances used in compounding ↗Regulator
Checked 8 October 2026. Sources may describe different populations, formulations and jurisdictions. This overview is not a systematic review or individual medical advice.
PUT THE EVIDENCE IN CONTEXT
Questions about what you’ve read?
Request an educational conversation with Matthew about the evidence and questions to raise with your medical professional.